306FX2-N-ST工业以太网交换机306FX2-N-SC百兆非管理型以太网交换机（多模，4个电端口，2个卡接式方型光端口，网络性能可监控，2km）306FX2-N-ST百兆非管理型以太网交换机（多模，4个电端口，2个卡接式圆型光端口，网络性能可监控，2km）N-Tron302MCE-N-SC-15N-Tron302MCE-N-SC-40N-Tron302MCE-N-SC-80N-Tron302MCE-N-ST-15N-Tron302MCE-N-ST-40N-Tron302MCE-N-ST-80N-Tron302MCE-SC-15N-Tron302MCE-SC-40N-Tron302MCE-SC-80N-Tron302MCE-ST-15N-Tron302MCE-ST-40N-Tron302MCE-ST-80N-Tron302MC-N-SCN-Tron302MC-N-STN-Tron302MC-SCN-Tron302MC-STN-Tron304TXN-Tron304TX-NN-Tron305FXE-N-SC-15N-Tron305FXE-N-SC-40N-Tron305FXE-N-SC-80N-Tron305FXE-N-ST-15N-Tron305FXE-N-ST-40N-Tron305FXE-N-ST-80N-Tron305FXE-SC-15N-Tron305FXE-SC-40N-Tron305FXE-SC-80N-Tron305FXE-ST-15N-Tron305FXE-ST-40N-Tron305FXE-ST-80N-Tron305FX-N-SCN-Tron305FX-N-STN-Tron305FX-SCN-Tron305FX-STN-Tron306FX2-N-SCN-Tron306FX2-N-STN-Tron306FX2-SCN-Tron306FX2-STN-Tron306FXE2-N-SC-15N-Tron306FXE2-N-SC-40N-Tron306FXE2-N-SC-80N-Tron306FXE2-N-ST-15N-Tron306FXE2-N-ST-40N-Tron306FXE2-N-ST-80N-Tron306FXE2-SC-15N-Tron306FXE2-SC-40N-Tron306FXE2-SC-80N-Tron306FXE2-ST-15N-Tron306FXE2-ST-40N-Tron306FXE2-ST-80N-Tron306TXN-Tron306TX-NN-Tron308FX2-N-SCN-Tron308FX2-N-STN-Tron308FX2-SCN-Tron308FX2-STN-Tron308FXE2-N-SC-15N-Tron308FXE2-N-SC-40N-Tron308FXE2-N-SC-80N-Tron308FXE2-N-ST-15)